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Finding the Third Proportional to 148,732 and 223,428

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Solution

The third proportional to 148,732 and 223,428 is: 335,637.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,732 : 223,428 = 223,428 : x
  2. Step 2: Convert to fraction form
    148,732/223,428 = 223,428/x
  3. Step 3: Cross multiply
    148,732x = 223,428 × 223,428
  4. Step 4: Simplify right side
    148,732x = 49,920,071,184
  5. Step 5: Solve for x
    x = 49,920,071,184/148,732
  6. Step 6: Final answer
    x = 335,637.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.